Results 81 to 90 of about 3,124 (194)

Seasonal nitrogen enrichment alters plant community stability–area relationship through decreased biodiversity, species asynchrony, and population stability

open access: yesFunctional Ecology, Volume 40, Issue 4, Page 969-982, April 2026.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Atmospheric nitrogen (N) deposition generally reduces the temporal stability of plant communities (community stability). The positive community stability–area relationship (CSAR) has been reported, but the effects of N deposition on CSAR are unexplored, particularly ...
Yuqiu Zhang   +5 more
wiley   +1 more source

Methode d'essai d'efficacite pratique des produits destines a lutter contre le carpocapse des pommes et des poires (Cydia pomonella L.)

open access: yes, 1987
ANPP Methodes d ...
Commission Des Essais Biologiques, .   +2 more
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Tree, shrub and herb plant functional type ANPP: Heinrich Event 5 hosing experiment compared to 46 ka BP normal experiment.

open access: yes, 2013
ANPP for the aggregated tree (A and D), shrub (B and E) and herb (C and F) plant functional types (PFTs) simulated for the palaeoclimates generated by the Heinrich Event 5 hosing experiment (A–C) and the equivalent 46 ka BP normal experiment (D–F). Lilac
Paul J. Valdes (402934)   +8 more
core   +1 more source

Cuba's Three Autocratic Transitions: From Revolutionary Regime to (Post)Totalitarianism and New Authoritarianism?

open access: yesBulletin of Latin American Research, Volume 45, Issue 2, April 2026.
ABSTRACT Cuba is the oldest and most consolidated autocracy in the Americas. Its Revolution in 1959, the charisma of Fidel Castro, the single‐party system and the US embargo have made the island an exceptional case. However, recent developments such as popular protests, limited reforms, emigration or socio‐economic decline are bringing about some ...
Armando Chaguaceda, Susanne Gratius
wiley   +1 more source

Herbaceous plant communities respond more to seasonal precipitation than cumulative drought in the hot deserts of the United States

open access: yesPlant Biology, Volume 28, Issue 3, Page 860-871, April 2026.
Using a 4‐year drought experiment in the hot deserts of the US, we found that herbaceous plant communities were more sensitive to seasonal precipitation than to the cumulative effects of drought. Abstract The hot deserts of the southwestern United States are experiencing increased frequency, severity, and duration of drought due to anthropogenic ...
T. Ohlert   +4 more
wiley   +1 more source

Tree, shrub and herb plant functional type ANPP: Heinrich Event 4 hosing experiment compared to 38 ka BP normal experiment.

open access: yes, 2013
ANPP for the aggregated tree (A and D), shrub (B and E) and herb (C and F) plant functional types (PFTs) simulated for the palaeoclimates generated by the Heinrich Event 4 hosing experiment (A–C) and the equivalent 38 ka BP normal experiment (D–F). Lilac
Paul J. Valdes (402934)   +8 more
core   +1 more source

Impact of Climatic Variability and Mining Activities on Net Primary Productivity in the High-Intensity Open-Pit Mining Area

open access: yesRemote Sensing
Evaluating Net Primary Productivity (NPP) variations driven by climatic variability and mining activities is fundamental for understanding ecological dynamics in high-intensity open-pit mining areas.
Xuliang Guo   +10 more
doaj   +1 more source

Effects of Soil Parameters on Aboveground Net Primary Production in Meadow Rangelands in Fandoghlou Region of Namin County, Ardabil Province

open access: yesعلوم آب و خاک, 2019
In this study, the effect of some soil parameters on the life forms and total aboveground net primary production (ANPP) in meadow rangelands in Fandoghlou region of Namin county in Ardabil Province were investigated. ANPP in 180 plots of 12 by harvesting
A. GHorbani   +4 more
doaj  

Effects of rising atmospheric CO2, climate change, and nitrogen deposition on aboveground net primary production in a temperate forest

open access: yesEnvironmental Research Letters, 2019
Temperate forests regrowing from historical land use and land cover change in the eastern US serve as carbon (C) sinks. Environmental drivers have been significantly altered (e.g.
Wen J Wang   +11 more
doaj   +1 more source

Influences of climate variability and grazing on the above ground net primary production (ANPP) of mountainous grasslands ecosystem in the north part of Tianshan Mountains

open access: yes, 2010
干旱区山地草原生态系统极度脆弱,对气候变化及人类活动干扰十分敏感,本文以干旱区典型流域——天山北坡三工河流域为例,利用改进后的Biome-BGC模型对三工河流域山地不同海拔梯度三种典型草原生态系统(低山干旱草原,LAG;森林草甸草原,FMG;高寒草甸草原,AMG)地上净初级生产力(ANPP)的动态进行了模拟,通过设置不同模拟情景,分析了ANPP对气候变化、放牧强度变化及放牧制度变化的响应机理,最后对三种草原生态系统的碳收支特征进行了探讨。结果表明:(1)1959-2009年 ...
周德成
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